wave_interference.js

/*

simple wave interference script for openjscad, takes a while to render

https://openjscad.com/

*/

function main() {


    var wave_origins = [
        [0, 0],
        [50, 50],
//        [100, 100]
    ];

    var render_area = [100, 100];

    var amp = 0.5;
    var freq = 30;
    var offset = 2;

    var field = [];

    var cubes = [];



    for (var x = 0; x < render_area[0]; x++) {
        for (var y = 0; y < render_area[1]; y++) {

            var height = 0;


            for (var o = 0; o < wave_origins.length; o++) {

                var dist_x = x - wave_origins[o][0];
                var dist_y = y - wave_origins[o][1];

                height = height + cos(freq * (sqrt((dist_x * dist_x) + (dist_y * dist_y))));

            }



            var c = cube({ size: [0.1, 0.1, (height * amp) + offset] }).translate([x * 0.1, y * 0.1, 0]);
            cubes.push(c);
        }
    }




    return cubes;
}